*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color:#2563eb;--secondary-color:#1e40af;--text-color:#1f2937;--text-light:#6b7280;--bg-color:#ffffff;--bg-light:#f9fafb;--border-color:#e5e7eb;--success-color:#10b981;--warning-color:#f59e0b;--error-color:#ef4444;--shadow:0 1px 3px rgba(0,0,0,0.1);--shadow-md:0 4px 6px rgba(0,0,0,0.1);--shadow-lg:0 10px 15px rgba(0,0,0,0.1)}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Roboto","Oxygen","Ubuntu","Cantarell",sans-serif;line-height:1.6;color:var(--text-color);background-color:var(--bg-light)}.container{max-width:1200px;margin:0 auto;padding:0 20px}header{background-color:var(--bg-color);box-shadow:var(--shadow);position:sticky;top:0;z-index:100}nav{display:flex;justify-content:space-between;align-items:center;padding:1rem 0}.logo{font-size:1.5rem;font-weight:bold;color:var(--primary-color);text-decoration:none}.nav-links{display:flex;list-style:none;gap:2rem}.nav-links a{color:var(--text-color);text-decoration:none;transition:color 0.3s}.nav-links a:hover,.nav-links a.active{color:var(--primary-color)}main{padding:2rem 0;min-height:calc(100vh - 200px)}.page-title{font-size:2rem;margin-bottom:1rem;color:var(--text-color)}.page-subtitle{font-size:1.1rem;color:var(--text-light);margin-bottom:2rem}.card{background:var(--bg-color);border-radius:8px;padding:1.5rem;margin-bottom:1.5rem;box-shadow:var(--shadow);transition:box-shadow 0.3s}.card:hover{box-shadow:var(--shadow-md)}.card-title{font-size:1.25rem;margin-bottom:0.5rem;color:var(--text-color)}.card-content{color:var(--text-light)}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem;margin-bottom:2rem}.btn{display:inline-block;padding:0.75rem 1.5rem;background-color:var(--primary-color);color:white;text-decoration:none;border-radius:6px;border:none;cursor:pointer;font-size:1rem;transition:background-color 0.3s}.btn:hover{background-color:var(--secondary-color)}.btn-secondary{background-color:var(--text-light)}.btn-secondary:hover{background-color:var(--text-color)}.form-group{margin-bottom:1.5rem}.form-label{display:block;margin-bottom:0.5rem;font-weight:500;color:var(--text-color)}.form-input{width:100%;padding:0.75rem;border:1px solid var(--border-color);border-radius:6px;font-size:1rem;transition:border-color 0.3s}.form-input:focus{outline:none;border-color:var(--primary-color)}.form-select{width:100%;padding:0.75rem;border:1px solid var(--border-color);border-radius:6px;font-size:1rem;background-color:var(--bg-color)}.result-box{background:var(--bg-color);border:2px solid var(--primary-color);border-radius:8px;padding:1.5rem;margin-top:1.5rem}.result-label{font-size:0.875rem;color:var(--text-light);margin-bottom:0.5rem}.result-value{font-size:2rem;font-weight:bold;color:var(--primary-color)}.search-box{margin-bottom:2rem}.search-input{width:100%;padding:0.75rem;border:1px solid var(--border-color);border-radius:6px;font-size:1rem}.terms-list{list-style:none}.term-item{background:var(--bg-color);border-left:4px solid var(--primary-color);padding:1rem;margin-bottom:1rem;border-radius:4px}.term-name{font-size:1.25rem;font-weight:bold;margin-bottom:0.5rem;color:var(--text-color)}.term-category{display:inline-block;background:var(--bg-light);padding:0.25rem 0.75rem;border-radius:12px;font-size:0.875rem;color:var(--text-light);margin-bottom:0.5rem}.term-description{color:var(--text-light);line-height:1.8}footer{background-color:var(--text-color);color:white;padding:2rem 0;margin-top:4rem}.footer-content{display:flex;justify-content:space-between;flex-wrap:wrap;gap:2rem}.footer-section h3{margin-bottom:1rem}.footer-section a{color:rgba(255,255,255,0.8);text-decoration:none;display:block;margin-bottom:0.5rem}.footer-section a:hover{color:white}.footer-bottom{text-align:center;margin-top:2rem;padding-top:2rem;border-top:1px solid rgba(255,255,255,0.1);color:rgba(255,255,255,0.6);font-size:0.875rem}.disclaimer{background:#fef3c7;border-left:4px solid var(--warning-color);padding:1rem;margin:2rem 0;border-radius:4px}.disclaimer-title{font-weight:bold;margin-bottom:0.5rem;color:var(--text-color)}.disclaimer-text{font-size:0.875rem;color:var(--text-light);line-height:1.6}@media(max-width:768px){.nav-links{flex-direction:column;gap:1rem}.grid{grid-template-columns:1fr}.footer-content{flex-direction:column}}.table{width:100%;border-collapse:collapse;background:var(--bg-color);border-radius:8px;overflow:hidden;box-shadow:var(--shadow)}.table th,.table td{padding:1rem;text-align:left;border-bottom:1px solid var(--border-color)}.table th{background:var(--bg-light);font-weight:600;color:var(--text-color)}.table tr:hover{background:var(--bg-light)}.badge{display:inline-block;padding:0.25rem 0.75rem;border-radius:12px;font-size:0.875rem;font-weight:500}.badge-primary{background:#dbeafe;color:var(--primary-color)}.badge-success{background:#d1fae5;color:var(--success-color)}.badge-warning{background:#fef3c7;color:var(--warning-color)}