:root{font-family:system-ui,-apple-system,sans-serif}body{margin:0;padding:0}:root{--primary-color: #4f46e5;--primary-hover: #4338ca;--danger-color: #ef4444;--danger-hover: #dc2626;--warning-color: #f59e0b;--warning-hover: #d97706;--bg-color: #f3f4f6;--card-bg: #ffffff;--text-color: #1f2937;--text-secondary: #6b7280;--border-color: #e5e7eb}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-color);margin:0;padding:0;color:var(--text-color)}.container{display:flex;justify-content:center;align-items:center;min-height:100vh;padding:2rem}.card{background:var(--card-bg);border-radius:1rem;box-shadow:0 10px 15px -3px #0000001a,0 4px 6px -2px #0000000d;padding:2rem;width:100%;max-width:500px}.title{text-align:center;font-size:1.875rem;font-weight:700;margin-bottom:1.5rem;color:var(--text-color)}.form-group{display:flex;flex-direction:column;gap:1rem;margin-bottom:2rem}.input-field{padding:.75rem 1rem;border:1px solid var(--border-color);border-radius:.5rem;font-size:1rem;transition:border-color .2s,box-shadow .2s;outline:none}.input-field:focus{border-color:var(--primary-color);box-shadow:0 0 0 3px #4f46e51a}.btn{padding:.75rem 1.5rem;border:none;border-radius:.5rem;font-weight:600;cursor:pointer;transition:background-color .2s,transform .1s;font-size:.95rem}.btn:active{transform:scale(.98)}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:var(--primary-hover)}.btn-warning{background-color:var(--warning-color);color:#fff;padding:.5rem 1rem;font-size:.875rem}.btn-warning:hover{background-color:var(--warning-hover)}.btn-danger{background-color:var(--danger-color);color:#fff;padding:.5rem 1rem;font-size:.875rem}.btn-danger:hover{background-color:var(--danger-hover)}.client-list{list-style:none;padding:0;margin:0}.client-item{display:flex;justify-content:space-between;align-items:center;padding:1rem;border-bottom:1px solid var(--border-color);transition:background-color .2s}.client-item:last-child{border-bottom:none}.client-item:hover{background-color:#f9fafb}.client-info{display:flex;flex-direction:column}.client-name{font-weight:600;color:var(--text-color)}.client-email{font-size:.875rem;color:var(--text-secondary)}.actions{display:flex;gap:.5rem}.empty-state{text-align:center;color:var(--text-secondary);margin-top:2rem;font-style:italic}