:root{--primary-color: #000000;--secondary-color: #ffffff;--accent-color: #d4af37;--bg-color: #f5f5f5;--text-color: #333333;--card-bg: #ffffff}body{margin:0;font-family:Inter,sans-serif;background-color:var(--bg-color);color:var(--text-color)}.container{max-width:1200px;margin:0 auto;padding:20px}.btn{padding:10px 20px;border:none;border-radius:4px;cursor:pointer;font-weight:600;transition:all .3s ease}.btn-primary{background-color:var(--primary-color);color:var(--secondary-color)}.btn-primary:hover{background-color:#333}.card{background-color:var(--card-bg);border-radius:8px;box-shadow:0 4px 6px #0000001a;padding:20px;margin-bottom:20px}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding:20px 0;border-bottom:1px solid #ddd}.input-group{margin-bottom:15px}.input-group label{display:block;margin-bottom:5px;font-weight:500}.input-group input,.input-group textarea,.input-group select{width:100%;padding:10px;border:1px solid #ddd;border-radius:4px}