@import"https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap";:root{--bg-main: #F9FAFB;--bg-card: #FFFFFF;--bg-sidebar: #F1F5F9;--bg-nav: rgba(255, 255, 255, .8);--text-primary: #111827;--text-secondary: #6B7280;--primary: #6366F1;--primary-hover: #4F46E5;--secondary: #8B5CF6;--success: #22C55E;--warning: #F97316;--info: #38BDF8;--border: #E5E7EB;--shadow: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, .07)}body.dark{--bg-main: #0F172A;--bg-card: #1E293B;--bg-sidebar: #020617;--bg-nav: rgba(15, 23, 42, .8);--text-primary: #F8FAFC;--text-secondary: #94A3B8;--primary: #818CF8;--primary-hover: #6366F1;--secondary: #A78BFA;--success: #4ADE80;--warning: #FB923C;--info: #38BDF8;--border: #334155;--shadow: 0 10px 15px -3px rgba(0, 0, 0, .3), 0 4px 6px -2px rgba(0, 0, 0, .2);--glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, .37)}*{box-sizing:border-box;margin:0;padding:0;transition:all .25s ease-in-out}body{margin:0;font-family:Plus Jakarta Sans,sans-serif;background-color:var(--bg-main);color:var(--text-primary);min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden}a{text-decoration:none;color:var(--primary)}.glass-panel{background:var(--bg-card);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid var(--border);box-shadow:var(--glass-shadow);border-radius:20px;padding:2rem}.glass-nav{background:var(--bg-nav);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50;padding:.75rem 2rem;display:flex;justify-content:space-between;align-items:center;box-shadow:0 4px 6px -1px #0000000d}.nav-brand{font-size:1.85rem;font-weight:800;letter-spacing:-.75px;background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;display:flex;align-items:center;gap:.75rem}.nav-links{display:flex;gap:1.25rem;align-items:center}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.625rem;padding:.625rem 1.25rem;border-radius:12px;font-weight:600;cursor:pointer;border:none;font-family:inherit;font-size:.95rem;transition:transform .2s,opacity .2s,background-color .2s}.btn:active{transform:scale(.98)}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 12px #6366f140}.btn-primary:hover{background:var(--primary-hover);box-shadow:0 6px 16px #6366f159}.btn-outline{background:transparent;border:1.5px solid var(--border);color:var(--text-primary)}.btn-outline:hover{background:var(--bg-sidebar);border-color:var(--primary)}.btn-icon{width:40px;height:40px;padding:0;border-radius:10px}.form-group{margin-bottom:1.5rem;display:flex;flex-direction:column;gap:.5rem}.form-label{font-size:.875rem;font-weight:600;color:var(--text-secondary)}.form-input{background:var(--bg-main);border:1.5px solid var(--border);border-radius:12px;padding:.75rem 1rem;color:var(--text-primary);font-size:1rem;width:100%}.form-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px #6366f11a}.main-content{flex:1;display:flex;flex-direction:column}.container{max-width:1280px;margin:0 auto;padding:2rem;width:100%}.dashboard-layout{display:flex;min-height:calc(100vh - 64px);width:100%}.sidebar{width:280px;background:var(--bg-sidebar);border-right:1px solid var(--border);padding:1.5rem;display:flex;flex-direction:column;gap:2rem;z-index:40}.sidebar-nav{display:flex;flex-direction:column;gap:.5rem}.sidebar-link{display:flex;align-items:center;gap:1rem;padding:.875rem 1rem;border-radius:12px;color:var(--text-secondary);font-weight:600;transition:all .2s}.sidebar-link:hover{background:var(--bg-card);color:var(--primary);box-shadow:0 4px 6px -1px #0000000d}.sidebar-link.active{background:var(--primary);color:#fff;box-shadow:0 10px 15px -3px #6366f14d}.main-dashboard{flex:1;padding:2rem;background:var(--bg-main);overflow-y:auto}.metric-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.5rem;margin-bottom:2rem}.metric-card{background:var(--bg-card);padding:1.5rem;border-radius:20px;border:1px solid var(--border);box-shadow:var(--shadow);display:flex;align-items:center;gap:1.25rem}.metric-icon-wrapper{width:54px;height:54px;border-radius:14px;display:flex;align-items:center;justify-content:center}.metric-info h4{color:var(--text-secondary);font-size:.875rem;font-weight:600;margin-bottom:.25rem}.metric-value{font-size:1.5rem;font-weight:700;color:var(--text-primary)}.dashboard-grid{display:grid;grid-template-columns:2fr 1fr;gap:1.5rem}.chart-card{background:var(--bg-card);padding:1.5rem;border-radius:24px;border:1px solid var(--border);box-shadow:var(--shadow)}@media (max-width: 1024px){.dashboard-grid{grid-template-columns:1fr}}@media (max-width: 768px){.sidebar{position:fixed;bottom:0;left:0;width:100%;height:auto;padding:.75rem;flex-direction:row;border-right:none;border-top:1px solid var(--border);justify-content:space-around}.sidebar-link{flex-direction:column;gap:.25rem;font-size:.7rem;padding:.5rem}.dashboard-layout{flex-direction:column;margin-bottom:80px}.glass-nav{padding:1rem}}.quiz-options-container{display:flex;flex-direction:column;gap:1rem;margin-top:2rem}.quiz-option{display:flex;align-items:center;gap:1rem;padding:1.25rem 1.5rem;background:var(--bg-main);border:1.5px solid var(--border);border-radius:16px;cursor:pointer;width:100%;text-align:left;font-size:1rem;font-weight:600;color:var(--text-primary);transition:all .2s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.quiz-option:hover{background:var(--bg-card);border-color:var(--primary);transform:translateY(-2px);box-shadow:0 4px 12px #6366f11a}.quiz-option.selected{background:#6366f114;border-color:var(--primary);border-width:2px;color:var(--primary)}.option-prefix{width:32px;height:32px;border-radius:8px;background:var(--bg-card);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:.85rem;font-weight:800;color:var(--text-secondary);flex-shrink:0;transition:all .2s}.quiz-option.selected .option-prefix{background:var(--primary);border-color:var(--primary);color:#fff}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fadeIn .4s ease-out forwards}.performance-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem;margin-top:2rem}.performance-card{background:var(--bg-card);border-radius:24px;border:1px solid var(--border);padding:1.5rem;box-shadow:var(--shadow);display:flex;flex-direction:column}.metric-card-enhanced{background:var(--bg-card);border-radius:20px;border:1px solid var(--border);padding:1.25rem;box-shadow:var(--shadow);display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden;transition:transform .3s cubic-bezier(.34,1.56,.64,1);min-height:160px}.metric-card-enhanced:hover{transform:translateY(-5px)}.sparkline-container{height:60px;width:100%;margin-top:auto;opacity:.8}.trend-indicator{font-size:.75rem;font-weight:700;display:flex;align-items:center;gap:.25rem;margin-top:.5rem}.trend-up{color:var(--success)}.trend-down{color:var(--warning)}.topic-list{display:flex;flex-direction:column;gap:.75rem;margin-top:1rem}.topic-item{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;background:var(--bg-main);border-radius:12px;border:1px solid var(--border)}.accuracy-badge{padding:.25rem .5rem;border-radius:6px;font-size:.75rem;font-weight:700}.accuracy-low{background:#f973161a;color:var(--warning)}.accuracy-mid{background:#38bdf81a;color:var(--info)}.accuracy-high{background:#22c55e1a;color:var(--success)}.recommendation-card{background:linear-gradient(135deg,#6366f10d,#8b5cf60d);border:1px solid var(--primary);border-radius:24px;padding:1.5rem}.activity-link{display:flex;align-items:center;gap:1rem;padding:1rem;background:var(--bg-main);border-radius:16px;border:1px solid var(--border);transition:all .2s;text-decoration:none;color:inherit}.activity-link:hover{transform:translate(5px);border-color:var(--primary);background:var(--bg-card)}@keyframes float{0%{transform:translateY(0)}50%{transform:translateY(-15px)}to{transform:translateY(0)}}@keyframes pulse{0%{transform:scale(1);opacity:.5}50%{transform:scale(1.1);opacity:.8}to{transform:scale(1);opacity:.5}}@keyframes shimmer{0%{background-position:0% 50%}to{background-position:200% 50%}}.floating-icon{pointer-events:none;filter:drop-shadow(0 0 10px rgba(99,102,241,.2))}