@import "https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Inter:wght@400;500;600;700;800&display=swap";:root{--font-main:"Outfit", sans-serif;--font-sans:"Inter", sans-serif;--primary:#6366f1;--primary-hover:#4f46e5;--primary-glow:#6366f126;--secondary:#ec4899;--accent:#8b5cf6;--bg-app:#f8fafc;--bg-page:#fff;--bg-card:#fff;--bg-glass:#ffffffbf;--gradient-primary:linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);--gradient-soft:linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);--gradient-sidebar:linear-gradient(180deg, #fff 0%, #f8fafc 100%);--text-main:#0f172a;--text-dim:#475569;--text-muted:#94a3b8;--text-inverse:#fff;--border:#e2e8f0;--border-light:#e2e8f080;--radius-sm:10px;--radius-md:14px;--radius-lg:24px;--radius-xl:32px;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--shadow-lg:0 10px 25px -5px #0000001a, 0 8px 10px -6px #0000001a;--shadow-premium:0 20px 50px -12px #6366f11f;--ease-out:cubic-bezier(.33, 1, .68, 1);--transition-base:.3s var(--ease-out)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-main);background:var(--bg-app);color:var(--text-main);-webkit-font-smoothing:antialiased;min-height:100vh;line-height:1.6;overflow-x:hidden}button{cursor:pointer;transition:all var(--transition-base);font-family:inherit}button:active{transform:scale(.95)}.app-lms{min-height:100vh;display:flex}.sidebar-expanded{--sidebar-width:280px}.sidebar-collapsed{--sidebar-width:80px}.lms-sidebar{width:var(--sidebar-width);background:var(--gradient-sidebar);border-right:1px solid var(--border);height:100vh;transition:width .3s var(--ease-out);z-index:100;flex-direction:column;display:flex;position:fixed;top:0;left:0;box-shadow:4px 0 24px #00000005}.sidebar-nav{flex-direction:column;flex:1;gap:.5rem;padding:1rem;display:flex}.nav-link{border-radius:var(--radius-md);color:var(--text-dim);transition:all .2s var(--ease-out);align-items:center;gap:1rem;padding:.85rem 1rem;font-weight:600;display:flex}.nav-link:hover{background:var(--primary-glow);color:var(--primary)}.nav-link.active{background:var(--gradient-primary);color:#fff;box-shadow:0 4px 12px #6366f133}.lms-content-wrapper{margin-left:var(--sidebar-width);transition:margin-left .3s var(--ease-out);background:var(--bg-app);flex:1}.lms-top-bar{background:var(--bg-glass);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border-light);z-index:90;justify-content:space-between;align-items:center;height:70px;padding:0 2rem;display:flex;position:sticky;top:0}.card{background:var(--bg-card);border-radius:var(--radius-lg);border:1px solid var(--border);box-shadow:var(--shadow-sm);transition:all var(--transition-base);padding:2rem}.card:hover{box-shadow:var(--shadow-premium);border-color:var(--primary-glow);transform:translateY(-4px)}.glass{background:var(--bg-glass);-webkit-backdrop-filter:blur(20px)saturate(180%);backdrop-filter:blur(20px)saturate(180%);border:1px solid var(--border-light)}.btn-primary{background:var(--gradient-primary);color:var(--text-inverse);border-radius:var(--radius-md);border:none;align-items:center;gap:10px;padding:.85rem 1.75rem;font-weight:700;display:flex;box-shadow:0 4px 15px #6366f140}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 25px #6366f159}.btn-secondary{border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-main);background:#fff;align-items:center;gap:10px;padding:.85rem 1.75rem;font-weight:700;display:flex}.btn-secondary:hover{background:var(--bg-app);border-color:var(--primary);color:var(--primary)}select,input{border-radius:var(--radius-md);border:2px solid var(--border);width:100%;color:var(--text-main);appearance:none;background:#fff;outline:none;padding:.85rem 1.25rem;font-family:inherit;font-size:1rem;font-weight:500;transition:all .2s}select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-position:right 1rem center;background-repeat:no-repeat;background-size:1.2em;padding-right:3rem}select:focus,input:focus{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-glow)}.mastery-ring{--val:0;--clr:var(--primary);background:radial-gradient(closest-side, white 80%, transparent 0 100%), conic-gradient(var(--clr) calc(var(--val) * 1%), #f1f5f9 0);border-radius:50%;justify-content:center;align-items:center;width:120px;height:120px;display:flex;position:relative;box-shadow:inset 0 0 15px #00000008}.mastery-ring:before{content:"";z-index:1;background:#fff;border-radius:50%;position:absolute;inset:5px}.mastery-val{z-index:2;color:var(--text-main);font-size:1.5rem;font-weight:800;position:relative}@keyframes fadeInUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in-up{animation:fadeInUp .5s var(--ease-out) forwards}.login-screen{background:linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);justify-content:center;align-items:center;height:100vh;display:flex}.login-card{border-radius:var(--radius-lg);text-align:center;width:480px;box-shadow:var(--shadow-premium);background:#fffffff2;padding:3rem}.login-btn{border:1px solid var(--border);border-radius:var(--radius-md);background:#fff;padding:1.25rem;font-weight:700;transition:all .2s}.login-btn:hover{box-shadow:var(--shadow-lg);color:var(--primary);border-color:var(--primary);transform:translateY(-3px)}.mt-4{margin-top:1rem}.mb-8{margin-bottom:2rem}.w-100{width:100%}@media print{@page{size:A4;margin:20mm}body{background:#fff}.no-print{display:none!important}.worksheet-container{box-shadow:none!important;border:none!important;width:100%!important;margin:0!important;padding:0!important}.lms-sidebar,.lms-top-bar,.toolbar{display:none!important}.lms-content-wrapper{margin-left:0!important}}