:root{--primary-color: #2C3E50;--secondary-color: #E74C3C;--success-color: #28a745;--success-color-dark: #1e7e34;--error-color: #dc3545;--warning-color: #ffc107;--info-color: #17a2b8;--text-color: #333;--light-gray: #f5f5f5;--border-color: #e1e1e1;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-md: 1.125rem;--font-size-lg: 1.25rem;--font-size-xl: 1.5rem;--font-size-2xl: 2rem}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;line-height:1.6;color:var(--text-color);background-color:#f8f9fa}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;border:none;border-radius:4px;font-size:1rem;font-weight:500;cursor:pointer;text-decoration:none;transition:all .2s ease;background:#007bff;color:#fff}.btn:hover{transform:translateY(-2px)}.btn:disabled{background:#ccc;cursor:not-allowed;transform:none}.btn.btn-primary{background:#007bff}.btn.btn-primary:hover{background:#0056b3}.btn.btn-success{background:#28a745}.btn.btn-success:hover{background:#218838}.btn.btn-danger{background:#dc3545}.btn.btn-danger:hover{background:#c82333}.btn.btn-info{background:#17a2b8}.btn.btn-info:hover{background:#117a8b}.card{background:#fff;border-radius:8px;box-shadow:0 4px 12px #0000000d;overflow:hidden;transition:transform .2s ease,box-shadow .2s ease}.card:hover{transform:translateY(-5px);box-shadow:0 6px 20px #0000001a}.grid{display:grid;gap:2rem}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-1{gap:.25rem}.gap-2{gap:.5rem}.gap-3{gap:.75rem}.gap-4{gap:1rem}.gap-6{gap:1.5rem}.gap-8{gap:2rem}.p-1{padding:.25rem}.p-2{padding:.5rem}.p-3{padding:.75rem}.p-4{padding:1rem}.p-6{padding:1.5rem}.p-8{padding:2rem}.pb-4{padding-bottom:1rem}.m-0{margin:0}.mb-1{margin-bottom:.25rem}.mb-2{margin-bottom:.5rem}.mb-3{margin-bottom:.75rem}.mb-4{margin-bottom:1rem}.mb-6{margin-bottom:1.5rem}.mb-8{margin-bottom:2rem}.mr-2{margin-right:.5rem}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.font-bold{font-weight:700}.font-semibold{font-weight:600}.text-sm{font-size:.875rem}.text-base{font-size:1rem}.text-lg{font-size:1.125rem}.text-xl{font-size:1.25rem}.text-gray-500{color:#666}.text-gray-600{color:#555}.text-gray-700{color:#444}.text-gray-800{color:#333}.text-gray-900{color:#222}.border{border:1px solid #ddd}.border-t{border-top:1px solid #ddd}.border-b{border-bottom:1px solid #ddd}.rounded{border-radius:4px}.rounded-lg{border-radius:8px}.shadow{box-shadow:0 2px 4px #0000001a}.shadow-lg{box-shadow:0 4px 12px #0000000d}.inline-block{display:inline-block}@media (max-width: 768px){.container{padding:0 .5rem}.grid{grid-template-columns:1fr}}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.slide-in{animation:slideIn .3s ease-out}.form-input{width:100%;padding:.75rem;border:1px solid #ddd;border-radius:4px;font-size:1rem;outline:none;transition:all .2s ease}.form-input:focus{border-color:#007bff;box-shadow:0 0 0 3px #007bff1a}.form-select{width:100%;padding:.75rem 2.5rem .75rem .75rem;border:1px solid #ddd;border-radius:4px;font-size:1rem;background-color:#fff;appearance:none;background-image:url(data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23000000%22%20d%3D%22M287%2C114.7L154.7%2C27.9c-2.2-2.5-5.9-2.5-8.1%2C0L5.4%2C114.7c-2.2%2C2.5-2.2%2C6.5%2C0%2C9l136%2C157.5c2.2%2C2.5%2C5.9%2C2.5%2C8.1%2C0l136-157.5C289.2%2C121.2%2C289.2%2C117.2%2C287%2C114.7z%22%2F%3E%3C%2Fsvg%3E);background-repeat:no-repeat;background-position:right .75rem center;background-size:12px}.form-select:focus{border-color:#007bff;box-shadow:0 0 0 3px #007bff1a}